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XIAO ESP32C6+SSD1306で46と表示して遊ぶ。(Adafruit GFX)

Last updated at Posted at 2025-04-16

いろいろ、注意

  • 過去ログをみよ
  • Adafruit_GFX.hとAdafruit_SSD1306.hをインストール
  • 変更箇所

  //I2Cの初期化
  Wire.begin(D9,D10); //XIAO ESP32C6+SSD1306
  //Wire.begin(D10,D9); //XIAO ESP32C6+GROVE

結果

o_coq873.jpg

プログラム




//ssd1306_46_2_XIAO_ESP32C6_1


//ヘッダーファイル
#include <Arduino.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>


//定義
#define SCREEN_WIDTH 128 // OLED display width, in pixels
#define SCREEN_HEIGHT 64 // OLED display height, in pixels
#define OLED_RESET     -1 // Reset pin # (or -1 if sharing Arduino reset pin)
#define SCREEN_ADDRESS 0x3C ///< See datasheet for Address; 0x3D for 128x64, 0x3C for 128x32
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);


//初期化
void setup() {

  //I2Cの初期化
  Wire.begin(D9,D10); //XIAO ESP32C6+SSD1306
  //Wire.begin(D10,D9); //XIAO ESP32C6+GROVE

  // I2Cアドレスは使用するディスプレイに合わせて変更する
  display.begin(SSD1306_SWITCHCAPVCC, SCREEN_ADDRESS);

}//setup


//メインループ
void loop() {

  // 画面表示をクリア
  display.clearDisplay();

  // テキストサイズを設定
  display.setTextSize(3);
  // テキスト色を設定
  display.setTextColor(WHITE);
  // テキストの開始位置を設定
  display.setCursor(0, 10);

  //46を設定
  int tempval = 46;

  // 1行目に46を表示
  display.println(tempval);

  // 描画バッファの内容を画面に表示
  display.display();

  delay(1000); //1秒待つ

}//loop



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